http://weblogs.asp.net/owscott/archive/2006/07/15/Forms-Authentication-Timeout.aspxThis has haunted me a few times in the past, so for my own sake I figured I would write a quick blog that I can reference in the future. Hopefully others find it valuable as well. I ran into an issue today where the forms authentication timeout didn&#39;tenCommunityServer 2007 SP1 (Build: 20510.895)http://weblogs.asp.net/owscott/archive/2006/07/15/Forms-Authentication-Timeout.aspx#2903246Sat, 23 Jun 2007 15:58:05 GMTc06e2b9d-981a-45b4-a55f-ab0d8bbfdc1c:2903246DarenDaren<p>thanks for the hint. this just happened to me and i never thought to check my code. i feel so stupid</p> <img src="http://weblogs.asp.net/aggbug.aspx?PostID=2903246" width="1" height="1">http://weblogs.asp.net/owscott/archive/2006/07/15/Forms-Authentication-Timeout.aspx#606353Mon, 02 Oct 2006 21:11:14 GMTc06e2b9d-981a-45b4-a55f-ab0d8bbfdc1c:606353Clive GloverClive Glover<p>Scott,</p> <p>You might like this one... &nbsp;Can I recommend that developers who are developing on a local machine and then uploading to a server make sure that the authentication cookie has a different name in each web.config! &nbsp;I just could not figure why I was getting such odd results. &nbsp;</p> <p>Many thanks for your blog, it really helped - funny the way the mind works.</p> <p>I am using the new login in controls in 2.0 btw.</p> <img src="http://weblogs.asp.net/aggbug.aspx?PostID=606353" width="1" height="1">